Class: CanCan::RulesCompressor
- Inherits:
-
Object
- Object
- CanCan::RulesCompressor
- Defined in:
- lib/cancan/rules_compressor.rb
Instance Attribute Summary collapse
-
#initial_rules ⇒ Object
readonly
Returns the value of attribute initial_rules.
-
#rules_collapsed ⇒ Object
readonly
Returns the value of attribute rules_collapsed.
Instance Method Summary collapse
- #compress(array) ⇒ Object
-
#initialize(rules) ⇒ RulesCompressor
constructor
A new instance of RulesCompressor.
Constructor Details
#initialize(rules) ⇒ RulesCompressor
Returns a new instance of RulesCompressor.
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# File 'lib/cancan/rules_compressor.rb', line 8 def initialize(rules) @initial_rules = rules @rules_collapsed = compress(@initial_rules) end |
Instance Attribute Details
#initial_rules ⇒ Object (readonly)
Returns the value of attribute initial_rules.
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# File 'lib/cancan/rules_compressor.rb', line 6 def initial_rules @initial_rules end |
#rules_collapsed ⇒ Object (readonly)
Returns the value of attribute rules_collapsed.
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# File 'lib/cancan/rules_compressor.rb', line 6 def rules_collapsed @rules_collapsed end |
Instance Method Details
#compress(array) ⇒ Object
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# File 'lib/cancan/rules_compressor.rb', line 13 def compress(array) idx = array.rindex(&:catch_all?) return array unless idx value = array[idx] array[idx..-1] .drop_while { |n| n.base_behavior == value.base_behavior } .tap { |a| a.unshift(value) unless value.cannot_catch_all? } end |